Eurasian beaver vs spirea aphid

Castor fiber compared with Aphis spiraecola

Key Differences

• Eurasian beaver is Vulnerable while spirea aphid is Not Evaluated.

Taxonomic Classification

Rank	Eurasian beaver	spirea aphid
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum	Chordata (脊索動物)	Arthropoda (節足動物)
Class	Mammalia (哺乳類)	Insecta (昆虫)
Order	Rodentia (ネズミ目)	Hemiptera (カメムシ目)
Family	Castoridae (Beavers)	Aphididae
Genus	Castor (Beavers)	Aphis
Species	Castor fiber	Aphis spiraecola

Evolutionary Relationship

Eurasian beaver and spirea aphid share a common ancestor at the Kingdom level: Animalia. (動物)

Conservation Status

Eurasian beaver

VU — Vulnerable

spirea aphid

NE — Not Evaluated

Physical Characteristics

Attribute	Eurasian beaver	spirea aphid
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Eurasian beaver

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found across Europe (6 countries). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

spirea aphid

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Widely distributed across Africa (Cote d'Ivoire, Malawi), Asia (Georgia, Israel), Europe (19 countries), North America (Barbados, Dominica, United States), and South America (Ecuador).

Eurasian beaver

ユーラシアビーバー（Castor fiber）はIUCNレッドリストで絶滅危惧II類（VU）に分類されています。個体群の減少と生息地への圧力の増大により、野生での絶滅危険度が高い状況に直面しています。

Shared Countries

Both species can be found in 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇵🇹 Portugal